| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 07/16/2002 | US6419850 System and composition for decontaminating fluids |
| 07/16/2002 | US6419838 Aqueous solution |
| 07/16/2002 | US6419837 Process for destroying contaminants in contaminant-containing aqueous streams and catalysts used therefor |
| 07/16/2002 | US6419836 Composition for treatment of water and reconditioning of soils |
| 07/16/2002 | US6419834 Treatment of acidic water containing dissolved ferrous cations |
| 07/16/2002 | US6419832 Process for removing dissolved uranium from water |
| 07/16/2002 | US6419831 Water purifier method |
| 07/16/2002 | US6419823 Apparatus and method for sanitizing and cleaning a filter system |
| 07/16/2002 | US6419821 Apparatus for low cost water disinfection |
| 07/16/2002 | US6419817 Dynamic optimization of chemical additives in a water treatment system |
| 07/16/2002 | US6418958 Dual solid chemical feed system |
| 07/16/2002 | CA2293915C High surface area adsorbents and method of preparation |
| 07/16/2002 | CA2067483C Process for removal of copper ions from aqueous effluent |
| 07/12/2002 | CA2338193A1 Construction of a water treatment appliance |
| 07/12/2002 | CA2337572A1 Construction of a water treatment reservoir for a domestic water treatment appliance |
| 07/11/2002 | WO2002053504A1 Apparatus for purifying water containing dissolved organic matters and trace harmful substances |
| 07/11/2002 | WO2002053503A1 Method and apparatus for ultrasonic treatment of fluids |
| 07/11/2002 | WO2002053493A1 Method for the concentration of spent acid |
| 07/11/2002 | WO2002053288A2 A method for the manufacture of compositions containing low concentrations of salts |
| 07/11/2002 | WO2002053262A1 Purification media |
| 07/11/2002 | WO2002042226A8 Aerobic polishing system for wastewater |
| 07/11/2002 | US20020091294 Deactivation of organisms using high-intensity pulsed polychromatic light |
| 07/11/2002 | US20020090261 Adsorptive-filtration media for the capture of waterborne or airborne constituents |
| 07/11/2002 | US20020089275 Dielectric barrier discharge-driven (V)UV light source for fluid treatment |
| 07/11/2002 | US20020089074 Process for high shear gas-liquid reactions |
| 07/11/2002 | US20020088948 Fluid sterilization apparatus |
| 07/11/2002 | US20020088760 Method and apparatus for dispensing a liquid containing specified level of a solute |
| 07/11/2002 | US20020088759 Industrial wastewater is to be filtered and is pre-treated with a combination of iron salts and peroxide at a pH inrange of about 2 to 6 prior to coagulation and filtration |
| 07/11/2002 | US20020088758 Method and apparatus for treatment of water and wastewater |
| 07/11/2002 | US20020088757 Reductive heat exchange water and heat exchange system using such water |
| 07/11/2002 | US20020088745 Portable water purifying unit |
| 07/11/2002 | US20020088710 Method and apparatus for electrocoagulation of liquids |
| 07/11/2002 | US20020088705 Method and apparatus for treating fluids |
| 07/11/2002 | US20020088703 Cleaning wastewater comprising locating wastewater brine into tank; circulating brine under pressure through a heat exchange media to heat brine; decreasing pressure; introducing brine into tank to form steam, removing steam from tank |
| 07/11/2002 | DE10105181C1 Wind-powered energy plant for water desalination has mechanical energy provided by rotor used for driving pressure pump for reverse osmosis system |
| 07/11/2002 | DE10100676A1 Mobile solar desalination plant comprises desalination module mounted permanently in transport container with room for operation, maintenance and solar collector stowage |
| 07/11/2002 | DE10100666A1 Transportable water desalination plant that generates electricity, comprises an engine, a engine cooling system which supplies waste heat to a thermal desalination module and a generator |
| 07/11/2002 | DE10100665A1 Transportable desalination plant mounted permanently in a transport container, comprises a desalination module heated from an engine-generator set cooling system |
| 07/11/2002 | DE10100264A1 Solar desalination plant in transport container with permanently mounted desalination module, comprises a storage space for solar collectors during transport, and for operation and maintenance during use |
| 07/11/2002 | DE10063888A1 Disposal of animal meal and sewage sludge, includes mixing, sterilization, digestion, de-watering and combustion, with recovery of heat and electricity |
| 07/11/2002 | DE10058191A1 Verfahren und Anlage zur Herstellung lagerbeständiger Pellets aus Klärschlamm Method and apparatus for producing shelf-stable pellets from sewage sludge |
| 07/11/2002 | DE10050979A1 Water aerator for bubble formation in a vessel, includes a support tube containing longitudinal, radial, and internal ridges |
| 07/11/2002 | CA2436951A1 Method and apparatus for ultrasonic treatment of fluids |
| 07/11/2002 | CA2431662A1 A method for the manufacture of compositions containing low concentrations of salts |
| 07/10/2002 | EP1221318A2 Method and apparatus for preparation and use of ozone water |
| 07/10/2002 | EP1220988A1 Hydro-power generation for a water treatment system |
| 07/10/2002 | EP1220963A1 Method for minimising the new water use in the water circulation system of a treatment plant |
| 07/10/2002 | EP1220819A1 Apparatus for treating fluids |
| 07/10/2002 | EP1220818A1 Water treatment agent for extending water exchange intervals in tank systems |
| 07/10/2002 | EP1220630A2 Electric water heating appliances |
| 07/10/2002 | EP1133228B1 Biocide material and method of preparation of said material |
| 07/10/2002 | EP0928228B1 Method for decontaminating contaminated soils |
| 07/10/2002 | EP0895532B1 Absorbent fibrous granules |
| 07/10/2002 | EP0874689B1 Electrodeionization apparatus having geometric arrangement of ion exchange material |
| 07/10/2002 | EP0646041B1 Integrated reverse osmosis and storage system |
| 07/10/2002 | CN2499449Y Quick cleaning filter for cister |
| 07/10/2002 | CN2499430Y Ordered batch type treating system for white water from paper making |
| 07/10/2002 | CN2499395Y Film method treating device for hair beauty and comestic waste water |
| 07/10/2002 | CN2499394Y Waste water treatment device by fibre active carbon biological method |
| 07/10/2002 | CN2499392Y Ozone water generator |
| 07/10/2002 | CN2499391Y 臭氧水生成机 Ozone water generator |
| 07/10/2002 | CN2499390Y Ozone purifier for water and gas |
| 07/10/2002 | CN2499389Y Aeration mechanism for purifying water quality device of running water intake inlet |
| 07/10/2002 | CN2499388Y Batched coal water recovering and processing device |
| 07/10/2002 | CN2499387Y Complex oil remover |
| 07/10/2002 | CN2499386Y Pipeline type water purifier |
| 07/10/2002 | CN2498960Y Nanometer ceramic water drinking machine |
| 07/10/2002 | CN2498942Y Magnetic pot with filter |
| 07/10/2002 | CN2498902Y Double layer thermal insulation health cup |
| 07/10/2002 | CN1358231A Autoamtic water toxicity measuring apparatus |
| 07/10/2002 | CN1358107A Improved injection of solids-laden water stream into centrifugal separator |
| 07/10/2002 | CN1357497A Circular cooling water quality stabilizer |
| 07/10/2002 | CN1357496A Regenerated papermaking sewage treating agent and method thereof |
| 07/10/2002 | CN1357495A Nano silver plating ceramic film and its prepn |
| 07/10/2002 | CN1087274C Indicating device for life end of water treatment cartridge |
| 07/10/2002 | CN1087179C Process for removing very fine oxide particles that arise during regeneration of used pickling acids |
| 07/09/2002 | US6417339 Core, spacers |
| 07/09/2002 | US6417268 Method for making hydrophobically associative polymers, methods of use and compositions |
| 07/09/2002 | US6417236 Active topical skin protectants using hybrid organic polysilsesquioxane materials |
| 07/09/2002 | US6416723 Method for reprocessing waste acid to form gypsum and iron oxide |
| 07/09/2002 | US6416712 Stannous salt |
| 07/09/2002 | US6416676 Rinsing semiconductor wafers having exposed aluminum with degasified water to reduce any etching or pitting; removing dissolved oxygen from water that was previously injected with air to remove carbon dioxide using membrame contactor |
| 07/09/2002 | US6416673 On premise water treatment system and method |
| 07/09/2002 | US6416672 To prevent scaling caused by deposition of silica on evaporative cooling tower heat exchangers; small amorphous nucleation site silica spheres are used to provide large surface area upon which silica will adsorb |
| 07/09/2002 | US6416671 Methods for removing hazardous organic molecules from liquid waste |
| 07/09/2002 | US6416670 Removing hydrocarbons from alkanolamine sweetening solution used to absorb acid gases; by passing water through resin bed at 100 f to 250 f and a pressure of 5 psi to about 150 psi |
| 07/09/2002 | US6416669 To thereby protect downstream ultrafiltration equipment |
| 07/09/2002 | US6416668 Water treatment process for membranes |
| 07/09/2002 | US6416667 To enhance the operation of new or existing septic tanks or aerobic treatment units to prohibit discharge of partially treated waste or other organic solids; connecting settling basin, filtration and flow equalization unit in pipe section |
| 07/09/2002 | US6416662 Controlling release of peroxygen ions from a layered solid peroxygen compound located within the main body for dissolution by water; exposes a constant surface area of said compound to liquid |
| 07/09/2002 | US6416652 Method for measuring ammonia in biochemical processes |
| 07/09/2002 | US6416645 Electrolytic process and apparatus for the controlled regeneration of modified ion exchangers to purify aqueous solutions |
| 07/09/2002 | US6416637 Hexavalent in aqueous solution from electroplating; cathode is three-dimensional and is flexible porous material coated with electrically conductive carbon black powder embedded in a binder; dynamic electrolytic flow through reactor |
| 07/09/2002 | US6416213 Device and method with spiral mixing pipe for coagulating/condensing waste water |
| 07/04/2002 | WO2002051866A2 Antibacterial treatments |
| 07/04/2002 | WO2002051756A2 Method and conditioning agent for treating waste water and air pollutants |
| 07/04/2002 | WO2002051755A1 Pitcher type water purifier and purification cartridge for the water purifier |
| 07/04/2002 | WO2002051754A1 Method of separating a surfactant from a liquid |
| 07/04/2002 | WO2002051521A1 A water purifier for making the magnetization water |
| 07/04/2002 | WO2002051518A2 Method and apparatus using super absorbent polymers for dehydration of oil |